Find the best Aviation lessons, classes, and instructors at HeyKiki and learn all about Aviation. Aviation is a field that encompasses everything that goes into the development and use of a heavier-than-air aircraft. The word "aviation" is derived from the Latin term, avis, which means "bird." It is a study that includes mathematics, engineering, physics and other specialities. There are different types of aviation, ranging from civil to military, and each has its own distinct applications. With so many possibilities, a class in aviation can lead to opportunities in numerous career fields.